Update to Drupal 8.1.2. For more information, see https://www.drupal.org/project/drupal/releases/8.1.2

core/modules/image/src/Plugin/migrate/process/d6/ImageCacheActions.php

@@ -19,7 +19,7 @@ class ImageCacheActions extends ProcessPluginBase {
   public function transform($value, MigrateExecutableInterface $migrate_executable, Row $row, $destination_property) {
     $effects = [];
 
-    foreach($row->getSourceProperty('actions') as $action) {
+    foreach ($row->getSourceProperty('actions') as $action) {
       $id = preg_replace('/^imagecache/', 'image', $action['action']);
 
       if ($id === 'image_crop') {

core/modules/image/src/Plugin/migrate/source/d6/ImageCachePreset.php

@@ -54,7 +54,7 @@ class ImageCachePreset extends DrupalSqlBase {
       ->condition('presetid', $row->getSourceProperty('presetid'))
       ->execute();
 
-    foreach($results as $key => $result) {
+    foreach ($results as $key => $result) {
       $actions[$key] = $result;
       $actions[$key]['data'] = unserialize($result['data']);
     }

core/modules/image/src/Tests/FileMoveTest.php

@@ -48,4 +48,5 @@ class FileMoveTest extends WebTestBase {
     // Check if derivative image has been flushed.
     $this->assertFalse(file_exists($derivative_uri), 'Make sure derivative image has been flushed.');
   }
+
 }

core/modules/image/src/Tests/ImageDimensionsTest.php

@@ -35,7 +35,7 @@ class ImageDimensionsTest extends WebTestBase {
     /** @var $style \Drupal\image\ImageStyleInterface */
     $style = ImageStyle::create(array('name' => 'test', 'label' => 'Test'));
     $style->save();
-    $generated_uri = 'public://styles/test/public/'. \Drupal::service('file_system')->basename($original_uri);
+    $generated_uri = 'public://styles/test/public/' . \Drupal::service('file_system')->basename($original_uri);
     $url = file_url_transform_relative($style->buildUrl($original_uri));
 
     $variables = array(
@@ -248,7 +248,7 @@ class ImageDimensionsTest extends WebTestBase {
       '#height' => 20,
     ];
     // PNG original image. Should be resized to 100x100.
-    $generated_uri = 'public://styles/test_uri/public/'. \Drupal::service('file_system')->basename($original_uri);
+    $generated_uri = 'public://styles/test_uri/public/' . \Drupal::service('file_system')->basename($original_uri);
     $url = file_url_transform_relative($style->buildUrl($original_uri));
     $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" width="100" height="100" alt="" class="image-style-test-uri" />');
     $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
@@ -261,7 +261,7 @@ class ImageDimensionsTest extends WebTestBase {
     // GIF original image. Should be resized to 50x50.
     $file = $files[1];
     $original_uri = file_unmanaged_copy($file->uri, 'public://', FILE_EXISTS_RENAME);
-    $generated_uri = 'public://styles/test_uri/public/'. \Drupal::service('file_system')->basename($original_uri);
+    $generated_uri = 'public://styles/test_uri/public/' . \Drupal::service('file_system')->basename($original_uri);
     $url = file_url_transform_relative($style->buildUrl($original_uri));
     $variables['#uri'] = $original_uri;
     $this->assertEqual($this->getImageTag($variables), '<img src="' . $url . '" width="50" height="50" alt="" class="image-style-test-uri" />');

core/modules/image/src/Tests/ImageFieldValidateTest.php

@@ -101,4 +101,5 @@ class ImageFieldValidateTest extends ImageFieldTestBase {
     $this->assertNoText(t('Alternative text field is required.'));
     $this->assertNoText(t('Title field is required.'));
   }
+
 }

core/modules/image/src/Tests/ImageStyleFlushTest.php

@@ -106,4 +106,5 @@ class ImageStyleFlushTest extends ImageFieldTestBase {
     // Post flush, expected no image in the 'private' wrapper.
     $this->assertEqual($this->getImageCount($style, 'private'), 0, format_string('Image style %style flushed correctly for %wrapper wrapper.', array('%style' => $style->label(), '%wrapper' => 'private')));
   }
+
 }

core/modules/image/src/Tests/ImageStylesPathAndUrlTest.php

@@ -175,7 +175,7 @@ class ImageStylesPathAndUrlTest extends WebTestBase {
       // make sure that access is denied.
       $file_noaccess = array_shift($files);
       $original_uri_noaccess = file_unmanaged_copy($file_noaccess->uri, $scheme . '://', FILE_EXISTS_RENAME);
-      $generated_uri_noaccess = $scheme . '://styles/' . $this->style->id() . '/' . $scheme . '/'. drupal_basename($original_uri_noaccess);
+      $generated_uri_noaccess = $scheme . '://styles/' . $this->style->id() . '/' . $scheme . '/' . drupal_basename($original_uri_noaccess);
       $this->assertFalse(file_exists($generated_uri_noaccess), 'Generated file does not exist.');
       $generate_url_noaccess = $this->style->buildUrl($original_uri_noaccess);
 
@@ -249,7 +249,7 @@ class ImageStylesPathAndUrlTest extends WebTestBase {
 
     // Check that requesting a nonexistent image does not create any new
     // directories in the file system.
-    $directory = $scheme . '://styles/' .  $this->style->id() . '/' . $scheme . '/' . $this->randomMachineName();
+    $directory = $scheme . '://styles/' . $this->style->id() . '/' . $scheme . '/' . $this->randomMachineName();
     $this->drupalGet(file_create_url($directory . '/' . $this->randomString()));
     $this->assertFalse(file_exists($directory), 'New directory was not created in the filesystem when requesting an unauthorized image.');
   }

core/modules/image/src/Tests/ImageThemeFunctionTest.php

@@ -217,4 +217,5 @@ class ImageThemeFunctionTest extends WebTestBase {
     $elements = $this->xpath('//img[contains(@class, class) and contains(@alt, :alt)]', array(":class" => "image-with-attribute-alt", ":alt" => "Attribute alt"));
     $this->assertEqual(count($elements), 1, 'Attribute alt overrides alt property if both set.');
   }
+
 }